* IN THE SOFTWARE.
*/
-extern "C" {
#include "main/teximage.h"
#include "main/blend.h"
#include "main/fbobject.h"
#include "main/renderbuffer.h"
-}
+#include "main/glformats.h"
-#include "glsl/ralloc.h"
+#include "util/ralloc.h"
#include "intel_fbo.h"
#include "brw_blorp.h"
+#include "brw_meta_util.h"
#include "brw_context.h"
#include "brw_eu.h"
#include "brw_state.h"
+#include "nir_builder.h"
+
#define FILE_DEBUG_FLAG DEBUG_BLORP
struct brw_blorp_const_color_prog_key
bool pad[3];
};
-/**
- * Parameters for a blorp operation where the fragment shader outputs a
- * constant color. This is used for both fast color clears and color
- * resolves.
- */
-class brw_blorp_const_color_params : public brw_blorp_params
-{
-public:
- virtual uint32_t get_wm_prog(struct brw_context *brw,
- brw_blorp_prog_data **prog_data) const;
-
- brw_blorp_const_color_prog_key wm_prog_key;
-};
-
-class brw_blorp_clear_params : public brw_blorp_const_color_params
-{
-public:
- brw_blorp_clear_params(struct brw_context *brw,
- struct gl_framebuffer *fb,
- struct gl_renderbuffer *rb,
- GLubyte *color_mask,
- bool partial_clear,
- unsigned layer);
-};
-
-
-/**
- * Parameters for a blorp operation that performs a "render target resolve".
- * This is used to resolve pending fast clear pixels before a color buffer is
- * used for texturing, ReadPixels, or scanout.
- */
-class brw_blorp_rt_resolve_params : public brw_blorp_const_color_params
-{
-public:
- brw_blorp_rt_resolve_params(struct brw_context *brw,
- struct intel_mipmap_tree *mt);
-};
-
-
-class brw_blorp_const_color_program
+static void
+brw_blorp_params_get_clear_kernel(struct brw_context *brw,
+ struct brw_blorp_params *params,
+ bool use_replicated_data)
{
-public:
- brw_blorp_const_color_program(struct brw_context *brw,
- const brw_blorp_const_color_prog_key *key);
- ~brw_blorp_const_color_program();
+ struct brw_blorp_const_color_prog_key blorp_key;
+ memset(&blorp_key, 0, sizeof(blorp_key));
+ blorp_key.use_simd16_replicated_data = use_replicated_data;
- const GLuint *compile(struct brw_context *brw, GLuint *program_size);
+ if (brw_search_cache(&brw->cache, BRW_CACHE_BLORP_PROG,
+ &blorp_key, sizeof(blorp_key),
+ ¶ms->wm_prog_kernel, ¶ms->wm_prog_data))
+ return;
- brw_blorp_prog_data prog_data;
+ void *mem_ctx = ralloc_context(NULL);
-private:
- void alloc_regs();
+ nir_builder b;
+ nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_FRAGMENT, NULL);
+ b.shader->info.name = ralloc_strdup(b.shader, "BLORP-clear");
- void *mem_ctx;
- const brw_blorp_const_color_prog_key *key;
- struct brw_compile func;
+ nir_variable *u_color = nir_variable_create(b.shader, nir_var_uniform,
+ glsl_vec4_type(), "u_color");
+ u_color->data.location = 0;
- /* Thread dispatch header */
- struct brw_reg R0;
+ nir_variable *frag_color = nir_variable_create(b.shader, nir_var_shader_out,
+ glsl_vec4_type(),
+ "gl_FragColor");
+ frag_color->data.location = FRAG_RESULT_COLOR;
- /* Pixel X/Y coordinates (always in R1). */
- struct brw_reg R1;
+ nir_copy_var(&b, frag_color, u_color);
- /* Register with push constants (a single vec4) */
- struct brw_reg clear_rgba;
+ struct brw_wm_prog_key wm_key;
+ brw_blorp_init_wm_prog_key(&wm_key);
- /* MRF used for render target writes */
- GLuint base_mrf;
-};
+ struct brw_blorp_prog_data prog_data;
+ unsigned program_size;
+ const unsigned *program =
+ brw_blorp_compile_nir_shader(brw, b.shader, &wm_key, use_replicated_data,
+ &prog_data, &program_size);
-brw_blorp_const_color_program::brw_blorp_const_color_program(
- struct brw_context *brw,
- const brw_blorp_const_color_prog_key *key)
- : mem_ctx(ralloc_context(NULL)),
- key(key),
- R0(),
- R1(),
- clear_rgba(),
- base_mrf(0)
-{
- prog_data.first_curbe_grf = 0;
- prog_data.persample_msaa_dispatch = false;
- brw_init_compile(brw, &func, mem_ctx);
-}
+ brw_upload_cache(&brw->cache, BRW_CACHE_BLORP_PROG,
+ &blorp_key, sizeof(blorp_key),
+ program, program_size,
+ &prog_data, sizeof(prog_data),
+ ¶ms->wm_prog_kernel, ¶ms->wm_prog_data);
-brw_blorp_const_color_program::~brw_blorp_const_color_program()
-{
ralloc_free(mem_ctx);
}
-
-/**
- * Determine if fast color clear supports the given clear color.
- *
- * Fast color clear can only clear to color values of 1.0 or 0.0. At the
- * moment we only support floating point, unorm, and snorm buffers.
- */
static bool
-is_color_fast_clear_compatible(struct brw_context *brw,
- mesa_format format,
- const union gl_color_union *color)
+set_write_disables(const struct intel_renderbuffer *irb,
+ const GLubyte *color_mask, bool *color_write_disable)
{
- if (_mesa_is_format_integer_color(format))
- return false;
-
- for (int i = 0; i < 4; i++) {
- if (color->f[i] != 0.0 && color->f[i] != 1.0 &&
- _mesa_format_has_color_component(format, i)) {
- return false;
- }
- }
- return true;
-}
+ /* Format information in the renderbuffer represents the requirements
+ * given by the client. There are cases where the backing miptree uses,
+ * for example, RGBA to represent RGBX. Since the client is only expecting
+ * RGB we can treat alpha as not used and write whatever we like into it.
+ */
+ const GLenum base_format = irb->Base.Base._BaseFormat;
+ const int components = _mesa_base_format_component_count(base_format);
+ bool disables = false;
+ assert(components > 0);
-/**
- * Convert the given color to a bitfield suitable for ORing into DWORD 7 of
- * SURFACE_STATE.
- */
-static uint32_t
-compute_fast_clear_color_bits(const union gl_color_union *color)
-{
- uint32_t bits = 0;
- for (int i = 0; i < 4; i++) {
- if (color->f[i] != 0.0)
- bits |= 1 << (GEN7_SURFACE_CLEAR_COLOR_SHIFT + (3 - i));
+ for (int i = 0; i < components; i++) {
+ color_write_disable[i] = !color_mask[i];
+ disables = disables || !color_mask[i];
}
- return bits;
-}
+ return disables;
+}
-brw_blorp_clear_params::brw_blorp_clear_params(struct brw_context *brw,
- struct gl_framebuffer *fb,
- struct gl_renderbuffer *rb,
- GLubyte *color_mask,
- bool partial_clear,
- unsigned layer)
+static bool
+do_single_blorp_clear(struct brw_context *brw, struct gl_framebuffer *fb,
+ struct gl_renderbuffer *rb, unsigned buf,
+ bool partial_clear, bool encode_srgb, unsigned layer)
{
struct gl_context *ctx = &brw->ctx;
struct intel_renderbuffer *irb = intel_renderbuffer(rb);
+ mesa_format format = irb->mt->format;
+
+ struct brw_blorp_params params;
+ brw_blorp_params_init(¶ms);
- dst.set(brw, irb->mt, irb->mt_level, layer, true);
+ if (!encode_srgb && _mesa_get_format_color_encoding(format) == GL_SRGB)
+ format = _mesa_get_srgb_format_linear(format);
+
+ brw_blorp_surface_info_init(brw, ¶ms.dst, irb->mt, irb->mt_level,
+ layer, format, true);
/* Override the surface format according to the context's sRGB rules. */
- mesa_format format = _mesa_get_render_format(ctx, irb->mt->format);
- dst.brw_surfaceformat = brw->render_target_format[format];
+ params.dst.brw_surfaceformat = brw->render_target_format[format];
- x0 = fb->_Xmin;
- x1 = fb->_Xmax;
+ params.x0 = fb->_Xmin;
+ params.x1 = fb->_Xmax;
if (rb->Name != 0) {
- y0 = fb->_Ymin;
- y1 = fb->_Ymax;
+ params.y0 = fb->_Ymin;
+ params.y1 = fb->_Ymax;
} else {
- y0 = rb->Height - fb->_Ymax;
- y1 = rb->Height - fb->_Ymin;
+ params.y0 = rb->Height - fb->_Ymax;
+ params.y1 = rb->Height - fb->_Ymin;
}
- float *push_consts = (float *)&wm_push_consts;
-
- push_consts[0] = ctx->Color.ClearColor.f[0];
- push_consts[1] = ctx->Color.ClearColor.f[1];
- push_consts[2] = ctx->Color.ClearColor.f[2];
- push_consts[3] = ctx->Color.ClearColor.f[3];
-
- use_wm_prog = true;
-
- memset(&wm_prog_key, 0, sizeof(wm_prog_key));
+ memcpy(¶ms.wm_push_consts.dst_x0,
+ ctx->Color.ClearColor.f, sizeof(float) * 4);
- wm_prog_key.use_simd16_replicated_data = true;
+ bool use_simd16_replicated_data = true;
/* From the SNB PRM (Vol4_Part1):
*
* (untiled) memory is UNDEFINED."
*/
if (irb->mt->tiling == I915_TILING_NONE)
- wm_prog_key.use_simd16_replicated_data = false;
+ use_simd16_replicated_data = false;
/* Constant color writes ignore everyting in blend and color calculator
* state. This is not documented.
*/
- for (int i = 0; i < 4; i++) {
- if (_mesa_format_has_color_component(irb->mt->format, i) &&
- !color_mask[i]) {
- color_write_disable[i] = true;
- wm_prog_key.use_simd16_replicated_data = false;
- }
- }
+ if (set_write_disables(irb, ctx->Color.ColorMask[buf],
+ params.color_write_disable))
+ use_simd16_replicated_data = false;
- /* If we can do this as a fast color clear, do so.
- *
- * Note that the condition "!partial_clear" means we only try to do full
- * buffer clears using fast color clear logic. This is necessary because
- * the fast color clear alignment requirements mean that we typically have
- * to clear a larger rectangle than (x0, y0) to (x1, y1). Restricting fast
- * color clears to the full-buffer condition guarantees that the extra
- * memory locations that get written to are outside the image boundary (and
- * hence irrelevant). Note that the rectangle alignment requirements are
- * never larger than the size of a tile, so there is no danger of
- * overflowing beyond the memory belonging to the region.
- */
if (irb->mt->fast_clear_state != INTEL_FAST_CLEAR_STATE_NO_MCS &&
- !partial_clear && wm_prog_key.use_simd16_replicated_data &&
- is_color_fast_clear_compatible(brw, format, &ctx->Color.ClearColor)) {
- memset(push_consts, 0xff, 4*sizeof(float));
- fast_clear_op = GEN7_FAST_CLEAR_OP_FAST_CLEAR;
-
- /* Figure out what the clear rectangle needs to be aligned to, and how
- * much it needs to be scaled down.
- */
- unsigned x_align, y_align, x_scaledown, y_scaledown;
-
- if (irb->mt->msaa_layout == INTEL_MSAA_LAYOUT_NONE) {
- /* From the Ivy Bridge PRM, Vol2 Part1 11.7 "MCS Buffer for Render
- * Target(s)", beneath the "Fast Color Clear" bullet (p327):
- *
- * Clear pass must have a clear rectangle that must follow
- * alignment rules in terms of pixels and lines as shown in the
- * table below. Further, the clear-rectangle height and width
- * must be multiple of the following dimensions. If the height
- * and width of the render target being cleared do not meet these
- * requirements, an MCS buffer can be created such that it
- * follows the requirement and covers the RT.
- *
- * The alignment size in the table that follows is related to the
- * alignment size returned by intel_get_non_msrt_mcs_alignment(), but
- * with X alignment multiplied by 16 and Y alignment multiplied by 32.
- */
- intel_get_non_msrt_mcs_alignment(brw, irb->mt, &x_align, &y_align);
- x_align *= 16;
- y_align *= 32;
-
- /* From the Ivy Bridge PRM, Vol2 Part1 11.7 "MCS Buffer for Render
- * Target(s)", beneath the "Fast Color Clear" bullet (p327):
- *
- * In order to optimize the performance MCS buffer (when bound to
- * 1X RT) clear similarly to MCS buffer clear for MSRT case,
- * clear rect is required to be scaled by the following factors
- * in the horizontal and vertical directions:
- *
- * The X and Y scale down factors in the table that follows are each
- * equal to half the alignment value computed above.
- */
- x_scaledown = x_align / 2;
- y_scaledown = y_align / 2;
-
- /* From BSpec: 3D-Media-GPGPU Engine > 3D Pipeline > Pixel > Pixel
- * Backend > MCS Buffer for Render Target(s) [DevIVB+] > Table "Color
- * Clear of Non-MultiSampled Render Target Restrictions":
- *
- * Clear rectangle must be aligned to two times the number of
- * pixels in the table shown below due to 16x16 hashing across the
- * slice.
- */
- x_align *= 2;
- y_align *= 2;
- } else {
- /* From the Ivy Bridge PRM, Vol2 Part1 11.7 "MCS Buffer for Render
- * Target(s)", beneath the "MSAA Compression" bullet (p326):
- *
- * Clear pass for this case requires that scaled down primitive
- * is sent down with upper left co-ordinate to coincide with
- * actual rectangle being cleared. For MSAA, clear rectangle’s
- * height and width need to as show in the following table in
- * terms of (width,height) of the RT.
- *
- * MSAA Width of Clear Rect Height of Clear Rect
- * 4X Ceil(1/8*width) Ceil(1/2*height)
- * 8X Ceil(1/2*width) Ceil(1/2*height)
- *
- * The text "with upper left co-ordinate to coincide with actual
- * rectangle being cleared" is a little confusing--it seems to imply
- * that to clear a rectangle from (x,y) to (x+w,y+h), one needs to
- * feed the pipeline using the rectangle (x,y) to
- * (x+Ceil(w/N),y+Ceil(h/2)), where N is either 2 or 8 depending on
- * the number of samples. Experiments indicate that this is not
- * quite correct; actually, what the hardware appears to do is to
- * align whatever rectangle is sent down the pipeline to the nearest
- * multiple of 2x2 blocks, and then scale it up by a factor of N
- * horizontally and 2 vertically. So the resulting alignment is 4
- * vertically and either 4 or 16 horizontally, and the scaledown
- * factor is 2 vertically and either 2 or 8 horizontally.
- */
- switch (irb->mt->num_samples) {
- case 4:
- x_scaledown = 8;
- break;
- case 8:
- x_scaledown = 2;
- break;
- default:
- assert(!"Unexpected sample count for fast clear");
- unreachable();
- break;
- }
- y_scaledown = 2;
- x_align = x_scaledown * 2;
- y_align = y_scaledown * 2;
- }
-
- /* Do the alignment and scaledown. */
- x0 = ROUND_DOWN_TO(x0, x_align) / x_scaledown;
- y0 = ROUND_DOWN_TO(y0, y_align) / y_scaledown;
- x1 = ALIGN(x1, x_align) / x_scaledown;
- y1 = ALIGN(y1, y_align) / y_scaledown;
- }
-}
-
-
-brw_blorp_rt_resolve_params::brw_blorp_rt_resolve_params(
- struct brw_context *brw,
- struct intel_mipmap_tree *mt)
-{
- dst.set(brw, mt, 0 /* level */, 0 /* layer */, true);
-
- /* From the Ivy Bridge PRM, Vol2 Part1 11.9 "Render Target Resolve":
- *
- * A rectangle primitive must be scaled down by the following factors
- * with respect to render target being resolved.
- *
- * The scaledown factors in the table that follows are related to the
- * alignment size returned by intel_get_non_msrt_mcs_alignment(), but with
- * X and Y alignment each divided by 2.
- */
- unsigned x_align, y_align;
- intel_get_non_msrt_mcs_alignment(brw, mt, &x_align, &y_align);
- unsigned x_scaledown = x_align / 2;
- unsigned y_scaledown = y_align / 2;
- x0 = y0 = 0;
- x1 = ALIGN(mt->logical_width0, x_scaledown) / x_scaledown;
- y1 = ALIGN(mt->logical_height0, y_scaledown) / y_scaledown;
-
- fast_clear_op = GEN7_FAST_CLEAR_OP_RESOLVE;
-
- /* Note: there is no need to initialize push constants because it doesn't
- * matter what data gets dispatched to the render target. However, we must
- * ensure that the fragment shader delivers the data using the "replicated
- * color" message.
- */
- use_wm_prog = true;
- memset(&wm_prog_key, 0, sizeof(wm_prog_key));
- wm_prog_key.use_simd16_replicated_data = true;
-}
-
-
-uint32_t
-brw_blorp_const_color_params::get_wm_prog(struct brw_context *brw,
- brw_blorp_prog_data **prog_data)
- const
-{
- uint32_t prog_offset = 0;
- if (!brw_search_cache(&brw->cache, BRW_BLORP_CONST_COLOR_PROG,
- &this->wm_prog_key, sizeof(this->wm_prog_key),
- &prog_offset, prog_data)) {
- brw_blorp_const_color_program prog(brw, &this->wm_prog_key);
- GLuint program_size;
- const GLuint *program = prog.compile(brw, &program_size);
- brw_upload_cache(&brw->cache, BRW_BLORP_CONST_COLOR_PROG,
- &this->wm_prog_key, sizeof(this->wm_prog_key),
- program, program_size,
- &prog.prog_data, sizeof(prog.prog_data),
- &prog_offset, prog_data);
- }
- return prog_offset;
-}
-
-void
-brw_blorp_const_color_program::alloc_regs()
-{
- int reg = 0;
- this->R0 = retype(brw_vec8_grf(reg++, 0), BRW_REGISTER_TYPE_UW);
- this->R1 = retype(brw_vec8_grf(reg++, 0), BRW_REGISTER_TYPE_UW);
-
- prog_data.first_curbe_grf = reg;
- clear_rgba = retype(brw_vec4_grf(reg++, 0), BRW_REGISTER_TYPE_F);
- reg += BRW_BLORP_NUM_PUSH_CONST_REGS;
-
- /* Make sure we didn't run out of registers */
- assert(reg <= GEN7_MRF_HACK_START);
-
- this->base_mrf = 2;
-}
-
-const GLuint *
-brw_blorp_const_color_program::compile(struct brw_context *brw,
- GLuint *program_size)
-{
- /* Set up prog_data */
- memset(&prog_data, 0, sizeof(prog_data));
- prog_data.persample_msaa_dispatch = false;
-
- alloc_regs();
-
- brw_set_default_compression_control(&func, BRW_COMPRESSION_NONE);
-
- struct brw_reg mrf_rt_write =
- retype(vec16(brw_message_reg(base_mrf)), BRW_REGISTER_TYPE_F);
-
- uint32_t mlen, msg_type;
- if (key->use_simd16_replicated_data) {
- /* The message payload is a single register with the low 4 floats/ints
- * filled with the constant clear color.
- */
- brw_set_default_mask_control(&func, BRW_MASK_DISABLE);
- brw_MOV(&func, vec4(brw_message_reg(base_mrf)), clear_rgba);
- brw_set_default_mask_control(&func, BRW_MASK_ENABLE);
-
- msg_type = BRW_DATAPORT_RENDER_TARGET_WRITE_SIMD16_SINGLE_SOURCE_REPLICATED;
- mlen = 1;
+ !partial_clear && use_simd16_replicated_data &&
+ brw_is_color_fast_clear_compatible(brw, irb->mt,
+ &ctx->Color.ClearColor)) {
+ memset(¶ms.wm_push_consts, 0xff, 4*sizeof(float));
+ params.fast_clear_op = GEN7_PS_RENDER_TARGET_FAST_CLEAR_ENABLE;
+
+ brw_get_fast_clear_rect(brw, fb, irb->mt, ¶ms.x0, ¶ms.y0,
+ ¶ms.x1, ¶ms.y1);
} else {
- for (int i = 0; i < 4; i++) {
- /* The message payload is pairs of registers for 16 pixels each of r,
- * g, b, and a.
- */
- brw_set_default_compression_control(&func, BRW_COMPRESSION_COMPRESSED);
- brw_MOV(&func,
- brw_message_reg(base_mrf + i * 2),
- brw_vec1_grf(clear_rgba.nr, i));
- brw_set_default_compression_control(&func, BRW_COMPRESSION_NONE);
- }
-
- msg_type = BRW_DATAPORT_RENDER_TARGET_WRITE_SIMD16_SINGLE_SOURCE;
- mlen = 8;
- }
-
- /* Now write to the render target and terminate the thread */
- brw_fb_WRITE(&func,
- 16 /* dispatch_width */,
- base_mrf /* msg_reg_nr */,
- mrf_rt_write /* src0 */,
- msg_type,
- BRW_BLORP_RENDERBUFFER_BINDING_TABLE_INDEX,
- mlen,
- 0 /* response_length */,
- true /* eot */,
- false /* header present */);
-
- if (unlikely(INTEL_DEBUG & DEBUG_BLORP)) {
- fprintf(stderr, "Native code for BLORP clear:\n");
- brw_disassemble(brw, func.store, 0, func.next_insn_offset, stderr);
- fprintf(stderr, "\n");
+ brw_meta_get_buffer_rect(fb, ¶ms.x0, ¶ms.y0,
+ ¶ms.x1, ¶ms.y1);
}
- brw_compact_instructions(&func, 0, 0, NULL);
- return brw_get_program(&func, program_size);
-}
-
+ brw_blorp_params_get_clear_kernel(brw, ¶ms, use_simd16_replicated_data);
-bool
-do_single_blorp_clear(struct brw_context *brw, struct gl_framebuffer *fb,
- struct gl_renderbuffer *rb, unsigned buf,
- bool partial_clear, unsigned layer)
-{
- struct gl_context *ctx = &brw->ctx;
- struct intel_renderbuffer *irb = intel_renderbuffer(rb);
-
- brw_blorp_clear_params params(brw, fb, rb, ctx->Color.ColorMask[buf],
- partial_clear, layer);
-
- bool is_fast_clear =
- (params.fast_clear_op == GEN7_FAST_CLEAR_OP_FAST_CLEAR);
+ const bool is_fast_clear =
+ params.fast_clear_op == GEN7_PS_RENDER_TARGET_FAST_CLEAR_ENABLE;
if (is_fast_clear) {
/* Record the clear color in the miptree so that it will be
* programmed in SURFACE_STATE by later rendering and resolve
* operations.
*/
- uint32_t new_color_value =
- compute_fast_clear_color_bits(&ctx->Color.ClearColor);
- if (irb->mt->fast_clear_color_value != new_color_value) {
- irb->mt->fast_clear_color_value = new_color_value;
- brw->state.dirty.brw |= BRW_NEW_SURFACES;
- }
+ const bool color_updated = brw_meta_set_fast_clear_color(
+ brw, irb->mt, &ctx->Color.ClearColor);
/* If the buffer is already in INTEL_FAST_CLEAR_STATE_CLEAR, the clear
* is redundant and can be skipped.
*/
- if (irb->mt->fast_clear_state == INTEL_FAST_CLEAR_STATE_CLEAR)
+ if (!color_updated &&
+ irb->mt->fast_clear_state == INTEL_FAST_CLEAR_STATE_CLEAR)
return true;
/* If the MCS buffer hasn't been allocated yet, we need to allocate
*/
return false;
}
- brw->state.dirty.brw |= BRW_NEW_SURFACES;
}
}
const char *clear_type;
if (is_fast_clear)
clear_type = "fast";
- else if (params.wm_prog_key.use_simd16_replicated_data)
+ else if (use_simd16_replicated_data)
clear_type = "replicated";
else
clear_type = "slow";
* redundant clears.
*/
irb->mt->fast_clear_state = INTEL_FAST_CLEAR_STATE_CLEAR;
+ } else if (intel_miptree_is_lossless_compressed(brw, irb->mt)) {
+ /* Compressed buffers can be cleared also using normal rep-clear. In
+ * such case they bahave such as if they were drawn using normal 3D
+ * render pipeline, and we simply mark the mcs as dirty.
+ */
+ assert(partial_clear);
+ irb->mt->fast_clear_state = INTEL_FAST_CLEAR_STATE_UNRESOLVED;
}
return true;
extern "C" {
bool
brw_blorp_clear_color(struct brw_context *brw, struct gl_framebuffer *fb,
- GLbitfield mask, bool partial_clear)
+ GLbitfield mask, bool partial_clear, bool encode_srgb)
{
for (unsigned buf = 0; buf < fb->_NumColorDrawBuffers; buf++) {
struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buf];
irb->mt->num_samples : 1;
unsigned num_layers = irb->layer_count;
for (unsigned layer = 0; layer < num_layers; layer++) {
- if (!do_single_blorp_clear(brw, fb, rb, buf, partial_clear,
- irb->mt_layer + layer * layer_multiplier)) {
+ if (!do_single_blorp_clear(
+ brw, fb, rb, buf, partial_clear, encode_srgb,
+ irb->mt_layer + layer * layer_multiplier)) {
return false;
}
}
} else {
unsigned layer = irb->mt_layer;
- if (!do_single_blorp_clear(brw, fb, rb, buf, partial_clear, layer))
+ if (!do_single_blorp_clear(brw, fb, rb, buf, partial_clear,
+ encode_srgb, layer))
return false;
}
{
DBG("%s to mt %p\n", __FUNCTION__, mt);
- brw_blorp_rt_resolve_params params(brw, mt);
+ const mesa_format format = _mesa_get_srgb_format_linear(mt->format);
+
+ struct brw_blorp_params params;
+ brw_blorp_params_init(¶ms);
+
+ brw_blorp_surface_info_init(brw, ¶ms.dst, mt,
+ 0 /* level */, 0 /* layer */, format, true);
+
+ brw_get_resolve_rect(brw, mt, ¶ms.x0, ¶ms.y0,
+ ¶ms.x1, ¶ms.y1);
+
+ if (intel_miptree_is_lossless_compressed(brw, mt))
+ params.resolve_type = GEN9_PS_RENDER_TARGET_RESOLVE_FULL;
+ else
+ params.resolve_type = GEN7_PS_RENDER_TARGET_RESOLVE_ENABLE;
+
+ /* Note: there is no need to initialize push constants because it doesn't
+ * matter what data gets dispatched to the render target. However, we must
+ * ensure that the fragment shader delivers the data using the "replicated
+ * color" message.
+ */
+
+ brw_blorp_params_get_clear_kernel(brw, ¶ms, true);
+
brw_blorp_exec(brw, ¶ms);
mt->fast_clear_state = INTEL_FAST_CLEAR_STATE_RESOLVED;
}
projects / mesa.git / blobdiff